Which of the following expressions are equivalent to (x + y) - z
choose all answers that apply:

a. z + (x + y)

b. x + (y − z)

c. none of the above

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Hurry which expression is equivalent to 3√x^5y?